On Tuesday, 200 musicians, including R. Kelly, Earth Wind & Fire, Hans Zimmer, Jennifer Hudson, Three 6 Mafia, and a slew of other music industry titans, filed a brief in the Ninth Court of Appeals expressing concern over last year's ruling, during which Marvin Gaye's children won $7.4 million after suing the trio for copyright infringement.

Pharrell WIlliams’ smash hit “Blurred Lines” with Robin Thicke has been the source of many debates regarding its relation to Marvin Gaye's "Got To Give It Up."